Occurrence of tetracyclines in feedingstuffs – results of a two-year study within the official control of feed
Przeniosło-Siwczyńska, Monika, Patyra, Ewelina, Chyłek-Purchała, Maja, Kozak, Beata, Kwiatek, Krzysztof
Identification and quantification of tylosin in animal feed by liquid chromatography combined with electrospray ionisation mass spectrometry
Przeniosło-Siwczyńska, Monika, Grelik, Aleksandra, Kwiatek, Krzysztof